About the Authors

Eli P. Fenichel

eli.fenichel@yale.edu

Affiliation Yale School of Forestry and Environmental Studies, New Haven, Connecticut, United States of America

Nicolai V. Kuminoff

Affiliation Department of Economics, Arizona State University, Tempe, Arizona, United States of America

Gerardo Chowell

Affiliations School of Human Evolution and School Change, Arizona State University, Tempe, Arizona, United States of America, Division of Epidemiology and Population Studies, Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EPF. Performed the experiments: EPF NVK GC. Analyzed the data: EPF NVK GC. Contributed reagents/materials/analysis tools: EPF NVK GC. Wrote the paper: EPF NVK GC.